The vehicles per unit length at any instant of time is called as ______

An intelligent driver who consumed alcohol will have a chance of _______

Peak hour factor is expressed in percentage of ______

The spacing between the highway lamps is ______

An intersection that is provided for different levels of road is called ______

In approximate method of signals, the average time taken to cross by the pedestrian is?

The traffic population is estimated by ______

The ramps in the grade separated intersections do not include ______